I don't know the exact "cost", which may be too complicated to calculate it, including car,maintenance,gas,insurrance, even tickets....7 K$ x" F% u; X$ M1 K
+ u, A0 ?( v% ?) eFor me, I think car-pool is just to share part of gas "cost" and have some fun on road..... * n0 A: l" G0 I, b) ^, M W0 A( h6 A
I usally charge passager 30 bucks for a trip.